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March 2, 2012
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Your thyroid is a little gland with big effects

Despite its small size, the thyroid gland has a huge job: To produce hormones that regulate metabolism, or the rate at which cells convert food and other substances into energy. Thyroid hormones influence every cell, tissue and organ, so when the gland isn't working properly, your whole body feels it.

If the thyroid produces too much hormone, it speeds up body functions. This condition, called hyperthyroidism, may lead to increased heart rate, excessive sweating, sleep trouble and weight loss.

More common: Hypothyroidism, when too little hormone is produced. As body processes slow, you may feel colder and more tired and …

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The Nevada Appeal Updated Mar 2, 2012 04:35AM Published Mar 2, 2012 04:34AM Copyright 2012 The Nevada Appeal. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.